Therapeutic tub



FIG. 1 is a perspective view of a therapeutic tub taken from above and one side showing my new design;

FIG. 2 is an end elevation of the tub;

FIG. 3 is a top plan view;

FIG. 4 is a side elevation, the other side being a mirror image;

FIG. 5 is an end elevation taken from the end opposite to that of FIG. 2; and

FIG. 6 is a bottom plan view. 

The ornamental design for a therapeutic tub, as described and shown and described. 